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Reaksi HCl + CH₃COOH --> CHCH₃COOCl + H₂O
Mula-mula 0,005 0,005
Yang Bereaksi 0,005 0,005 0,005
Hasil Reaksi - - 0,005
Maka, pH =
Pertama mencari [H⁺] = Ka . [M] asam / [M] garam
[H⁺] = 10⁻³ . 0,1 / 0,05
[H⁺] = 10⁻³ . 2
pH = - log [H⁺]
pH = - log 10⁻³ . 2
pH = 3 - log 2
pH = 3 - 0,3
pH = 2,7